We are continually improving the quality of our text archives. Please send feedback, error reports,
and suggestions to archive_feedback@nytimes.com.

A version of this archives appears in print on May 8, 1921, on Page 6 of the New York edition with the headline: SAYS UNIONS GOT GRAFT.; Chicago Wrecker Asserts 20% of Contract Was Standard Bribe. Order Reprints|Today's Paper|Subscribe